On an Ulam's problem |
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Authors: | Svetoslav Ivanov Nenov |
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Institution: | 1. Department of Mathematics, University of Chemical Technology and Metallurgy, Bull. Kliment Ohridski 8, 1756, Sofia, Bulgaria
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Abstract: | The existence and the uniqueness (with respect to a filtration-equivalence) of a vector flowX on ? n ,n≥3, such that: - X has not any stationary points on ? n ;
- all orbits ofX are bounded;
- there exists a filtration forX are proved in the present note.
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